/**
 * Created by gongxun on 17/3/6.
 */

var UploadCertificateHelper = function(){
    var that = {};

    that.utf16to8 = function(str) {
        var out, i, len, c;
        out = "";
        len = str.length;
        for (i = 0; i < len; i++) {
            c = str.charCodeAt(i);
            if ((c >= 0x0001) && (c <= 0x007F)) {
                out += str.charAt(i);
            } else if (c > 0x07FF) {
                out += String.fromCharCode(0xE0 | ((c >> 12) & 0x0F));
                out += String.fromCharCode(0x80 | ((c >> 6) & 0x3F));
                out += String.fromCharCode(0x80 | ((c >> 0) & 0x3F));
            } else {
                out += String.fromCharCode(0xC0 | ((c >> 6) & 0x1F));
                out += String.fromCharCode(0x80 | ((c >> 0) & 0x3F));
            }
        }
        return out;
    };

    that.utf8to16 = function (str) {
        var out, i, len, c;
        var char2, char3;
        out = "";
        len = str.length;
        i = 0;
        while (i < len) {
            c = str.charCodeAt(i++);
            switch (c >> 4) {
                case 0:
                case 1:
                case 2:
                case 3:
                case 4:
                case 5:
                case 6:
                case 7:
                    // 0xxxxxxx
                    out += str.charAt(i - 1);
                    break;
                case 12:
                case 13:
                    // 110x xxxx 10xx xxxx
                    char2 = str.charCodeAt(i++);
                    out += String.fromCharCode(((c & 0x1F) << 6) | (char2 & 0x3F));
                    break;
                case 14:
                    // 1110 xxxx 10xx xxxx 10xx xxxx
                    char2 = str.charCodeAt(i++);
                    char3 = str.charCodeAt(i++);
                    out += String.fromCharCode(((c & 0x0F) << 12) | ((char2 & 0x3F) << 6) | ((char3 & 0x3F) << 0));
                    break;
            }
        }
        return out;
    };

    /*
     * Interfaces:
     * b64 = base64encode(data);
     * data = base64decode(b64);
     */
    that.base64EncodeChars = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789-_";
    that.base64DecodeChars = new Array(-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, 62, -1, -1, -1, 63,
        52, 53, 54, 55, 56, 57, 58, 59, 60, 61, -1, -1, -1, -1, -1, -1, -1, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14,
        15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, -1, -1, -1, -1, -1, -1, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40,
        41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, -1, -1, -1, -1, -1);

    that.base64encode = function(str) {
        var out, i, len;
        var c1, c2, c3;
        len = str.length;
        i = 0;
        out = "";
        while (i < len) {
            c1 = str.charCodeAt(i++) & 0xff;
            if (i == len) {
                out += that.base64EncodeChars.charAt(c1 >> 2);
                out += that.base64EncodeChars.charAt((c1 & 0x3) << 4);
                out += "==";
                break;
            }
            c2 = str.charCodeAt(i++);
            if (i == len) {
                out += that.base64EncodeChars.charAt(c1 >> 2);
                out += that.base64EncodeChars.charAt(((c1 & 0x3) << 4) | ((c2 & 0xF0) >> 4));
                out += that.base64EncodeChars.charAt((c2 & 0xF) << 2);
                out += "=";
                break;
            }
            c3 = str.charCodeAt(i++);
            out += that.base64EncodeChars.charAt(c1 >> 2);
            out += that.base64EncodeChars.charAt(((c1 & 0x3) << 4) | ((c2 & 0xF0) >> 4));
            out += that.base64EncodeChars.charAt(((c2 & 0xF) << 2) | ((c3 & 0xC0) >> 6));
            out += that.base64EncodeChars.charAt(c3 & 0x3F);
        }
        return out;
    };

    that.base64decode = function(str) {
        var c1, c2, c3, c4;
        var i, len, out;
        len = str.length;
        i = 0;
        out = "";
        while (i < len) {
            /* c1 */
            do {
                c1 = that.base64DecodeChars[str.charCodeAt(i++) & 0xff];
            } while (i < len && c1 == -1);
            if (c1 == -1) break;
            /* c2 */
            do {
                c2 = that.base64DecodeChars[str.charCodeAt(i++) & 0xff];
            } while (i < len && c2 == -1);
            if (c2 == -1) break;
            out += String.fromCharCode((c1 << 2) | ((c2 & 0x30) >> 4));
            /* c3 */
            do {
                c3 = str.charCodeAt(i++) & 0xff;
                if (c3 == 61) return out;
                c3 = that.base64DecodeChars[c3];
            } while (i < len && c3 == -1);
            if (c3 == -1) break;
            out += String.fromCharCode(((c2 & 0XF) << 4) | ((c3 & 0x3C) >> 2));
            /* c4 */
            do {
                c4 = str.charCodeAt(i++) & 0xff;
                if (c4 == 61) return out;
                c4 = that.base64DecodeChars[c4];
            } while (i < len && c4 == -1);
            if (c4 == -1) break;
            out += String.fromCharCode(((c3 & 0x03) << 6) | c4);
        }
        return out;
    };

    that.safe64 = function(base64) {
        base64 = base64.replace(/\+/g, "-");
        base64 = base64.replace(/\//g, "_");
        return base64;
    };

    that.genToken = function(accessKey, secretKey, putPolicy) {
        //SETP 2
        var put_policy = JSON.stringify(putPolicy);
        console.log("put_policy = ", put_policy);

        //SETP 3
        var encoded = that.base64encode(that.utf16to8(put_policy));
        console.log("encoded = ", encoded);

        //SETP 4
        var hash = CryptoJS.HmacSHA1(encoded, secretKey);
        var encoded_signed = hash.toString(CryptoJS.enc.Base64);

        //SETP 5
        var upload_token = accessKey + ":" + that.safe64(encoded_signed) + ":" + encoded;

        return upload_token;
    };

    //text:文件二进制
    that.demo = function(text){
        var fileName = "text1.text";

        var akey = "[隐藏代码，点击可见]";
        var skey = "[隐藏代码，点击可见]";
        var putPolicy = {scope:"qunazi-cache:" + fileName, deadline:mo.gameHelper.getTimestamp() + 3600};
        var token = that.genToken(akey, skey, putPolicy);
        cc.log("token:" + token);
        // return;
        var boundary = "blob";
        var key = fileName;
        // var token = "ywk1D8-QLWSApjUI5Z3phL__tIWB6uOf7V95n7x8:o2hfIjelVu4l1lPgDBbjq_YL2L8=:eyJzY29wZSI6InF1bmF6aS1jYWNoZTp0ZXh0LmFtciIsImRlYWRsaW5lIjoxNDg4ODIwNDM4fQ==";

        var postParams = "";
        //head
        // postParams += "POST http://upload-z2.qiniu.com/\n";
        postParams += "Content-Type: multipart/form-data; boundary=" + boundary + "\r\n\r\n";
        postParams += "--" + boundary + "\r\n";
        //key
        postParams += "Content-Disposition: form-data; name=\"key\"\r\n\r\n";
        postParams += key + "\r\n";
        postParams += "--" + boundary + "\r\n";
        //token
        postParams += "Content-Disposition: form-data; name=\"token\"\r\n\r\n";
        postParams += token + "\r\n";
        postParams += "--" + boundary + "\r\n";
        //file
        postParams += "Content-Disposition: form-data; name=\"file\"; filename=\"" + key + "\"\r\n";
        postParams += "Content-Type: audio/amr\r\n\r\n";
        postParams += text;
        postParams += "\r\n";
        postParams += "--" + boundary + "--\r\n";

        mo.httpHelper.sendPostUpload("http://upload-z2.qiniu.com/", postParams, function(code, xhr){
            if (code == 0){
                var json = JSON.parse(xhr.responseText);
                code = json.error;
                if (code == 0){
                    var data = json.data;
                }
            }

            cc.log("error:" + xhr.responseText);
        });
    };

    return that;
};

mo.uploadCertificateHelper = new UploadCertificateHelper();